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Finding the Fourth Proportional to 45,830.70, 68,736.45 and 22,473.90

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Solution

The fourth proportional to 45,830.70, 68,736.45 and 22,473.90 is: 33,706.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,830.70 : 68,736.45 = 22,473.90 : x
  2. Step 2: Convert to fraction form
    45,830.70/68,736.45 = 22,473.90/x
  3. Step 3: Cross multiply
    45,830.70x = 68,736.45 × 22,473.90
  4. Step 4: Simplify right side
    45,830.70x = 1,544,776,103.66
  5. Step 5: Solve for x
    x = 1,544,776,103.66/45,830.70
  6. Step 6: Final answer
    x = 33,706.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.